Home / 52,220.50-72,040.89-35,219.21

Finding the Fourth Proportional to 52,220.50, 72,040.89 and 35,219.21

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Solution

The fourth proportional to 52,220.50, 72,040.89 and 35,219.21 is: 48,586.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,220.50 : 72,040.89 = 35,219.21 : x
  2. Step 2: Convert to fraction form
    52,220.50/72,040.89 = 35,219.21/x
  3. Step 3: Cross multiply
    52,220.50x = 72,040.89 × 35,219.21
  4. Step 4: Simplify right side
    52,220.50x = 2,537,223,005.36
  5. Step 5: Solve for x
    x = 2,537,223,005.36/52,220.50
  6. Step 6: Final answer
    x = 48,586.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.